DOT first launched publicly just over a year ago, yet this relatively unknown coin has found a place amongst the top 10 crypto heavyweights—a testament to DOT’s appeal, utility and technological prowess. This year alone, polkadot has risen from about US$8. …DOT first launched publicly just over a year ago, yet this relatively unknown coin has found a place amongst the top 10 crypto heavyweights—a testament to DOT’s appeal, utility and technological prowess. This year alone, polkadot has risen from about US$8. …